Home / 85,048.06-127,600.92-37,656.63

Finding the Fourth Proportional to 85,048.06, 127,600.92 and 37,656.63

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Solution

The fourth proportional to 85,048.06, 127,600.92 and 37,656.63 is: 56,497.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,048.06 : 127,600.92 = 37,656.63 : x
  2. Step 2: Convert to fraction form
    85,048.06/127,600.92 = 37,656.63/x
  3. Step 3: Cross multiply
    85,048.06x = 127,600.92 × 37,656.63
  4. Step 4: Simplify right side
    85,048.06x = 4,805,020,632.10
  5. Step 5: Solve for x
    x = 4,805,020,632.10/85,048.06
  6. Step 6: Final answer
    x = 56,497.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.